DR. ANNA LANKESTER WEBSTER MD
NPI 1851922900
Emergency Medicine in San Rafael, CA
NPI Status: Active since January 28, 2020
Contact Information
1600 LOS GAMOS DR STE 220
SAN RAFAEL, CA
ZIP 94903
Phone: (415) 473-3643
- Individual
- Female
- Emergency Medicine
About ANNA WEBSTER
This page provides the complete NPI Profile along with additional information for Anna Webster, a provider established in San Rafael, California with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1851922900 assigned on January 2020. The practitioner's primary taxonomy code is 207P00000X with license number G18345 (CA). The provider is registered as an individual and her NPI record was last updated 6 years ago.
- NPI
- 1851922900
- Provider Name
- DR. ANNA LANKESTER WEBSTER MD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1600 LOS GAMOS DR STE 220 SAN RAFAEL, CA 94903
- Location Phone
- (415) 473-3643
- Mailing Address
- 38 NEWPORT WAY SAN RAFAEL, CA 94901
- Mailing Phone
- (415) 847-4098
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-28-2020
- Last Update Date
- 01-28-2020
- Code Navigator
Location Map
Secondary Locations
- 38 Newport Way
San Rafael, CA 94901
(415) 847-4098
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Emergency Medicine
- Taxonomy Code
- 207P00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G18345
- License State
- CA
- Taxonomy Description
- An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1851922900, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 60 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
SAN RAFAEL, CA 94903
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1851922900, enumerated as an "individual" on January 28, 2020.
The provider is located at 1600 LOS GAMOS DR STE 220 SAN RAFAEL, CA 94903 and the phone number is (415) 473-3643.
Emergency Medicine with taxonomy code 207P00000X.
